diff --git a/.custodian-brief.md b/.custodian-brief.md
index 013bc21..f0061d7 100644
--- a/.custodian-brief.md
+++ b/.custodian-brief.md
@@ -2,24 +2,19 @@
 # Custodian Brief — ground-game
 
 **Domain:** consumer  
-**Last synced:** 2026-08-03 16:55 UTC  
+**Last synced:** 2026-08-03 17:31 UTC  
 **State Hub:** http://127.0.0.1:8000 *(adjust if running on a remote machine)*
 
 ## Active Workstreams
 
 ### Rulings the engine is blocked on, and the dataset it never loaded
-Progress: 0/4 done  |  workplan_id: `d8fc3a69-a5ae-4f6e-b4fc-b07d1ff9c783`
+Progress: 1/5 done  |  workplan_id: `d8fc3a69-a5ae-4f6e-b4fc-b07d1ff9c783`
 
 **Open tasks:**
-- · Task: declare the dataset authoritative, and say what the engine may rely on  `431cca12`
 - · Task: rule on SOLVE's legality  `895573ac`
 - · Task: confirm or overturn the six provisional defaults  `52cc157f`
 - · Task: GR-E03 and GR-E04 have never been played to the end  `6c55eb56`
-
-## Inbox Hygiene
-
-**Stale unread:** 1 message(s) older than 3 day(s) — triage at session start.
-**Missing thread_id:** 1 unread message(s) lack supersession chains.
+- · Task: answer the ten underdetermined points (U1–U10)  `e1d6a548`
 
 ---
 ## MCP Orientation (when available)